Side portion of an electronic housing



FIG. 1 is a front perspective view of a side portion of an electronic housing showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The uneven broken line in the figures bounding the shaded region represents an unclaimed boundary of the design. The uneven broken line within the shaded region and extending from the top to the bottom of the design in FIGS. 1 and 2 represents an unclaimed portion of the design. The uneven broken lines showing the remainder of the electronic housing are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a side portion of an electronic housing, as shown and described. 